consulate in benghazi and paul ryan accusing the obama administration not correctly protecting the personnel. >> what we should not be doing is rejecting claims for calls for more security in our barracks, in our marine. we need marines in benghazi when the commander on the ground says we need more forces for security. there were requests for extra security. those requests were not honored. >> reporter: vice president biden called the deaths a tragedy but he said they did not know ambassador stevens and other personnel on the ground had been asking for more security help. >> we weren't told they wanted more security there. we did not know they wanted more security. and, by the way, at the time we were told exactly -- we said exactly what the intelligence community told us that they knew. that was the assessment. >> reporter: it was an assessment, but the state department did know. in real time from videos that requests for more security and resources had been made and were turned down. a state department official acknowledged testifying on capital hill only yesterday. there was also a sharp